Stuart Parker, Canterbury, New Zealand, reports the discovery of an apparent supernova (red mag 17.5) on a 30-s unfiltered CCD image (limiting mag19) with a 30-cm Astro-Tech AT12RC Ritchey-Chretien astrograph (+ ST10 camera) at his Parkdale Observatory in the
course of the Backyard Observatory Supernova Search.reference stars from USNO-B and UCAC4 catalogues), which is 68E" and 6S" of the nucleus of the galaxy

Photometry

ID

Obs-date (UT)

Mag. / Flux

Err

Lim. Mag./Flux

Units

Filter

Tel / Inst

Exp-time

Observer

Remarks

2471

2016-04-26 10:39:41

17.5

19

Other

Other-

Other_Other

30

Parker

Clear filter

2470

2016-04-19 10:15:55

19

Other

Other-

Other_Other

30

Parker

[Last non detection] The new PSN was very slightly visible in this image right on the limiting mag of the conditions.Around mag 19